scripts/coccinelle: require coccinelle >= 1.0.4 on device_node_continue.cocci

Make use of the new Requires: tag to be able to specify coccinelle binary
version requirements. The cocci file device_node_continue.cocci requires at
least coccinelle 1.0.4.

Signed-off-by: Luis R. Rodriguez <[e-mail]>
Acked-by: Julia Lawall <[e-mail]>
Acked-by: Nicolas Palix <[e-mail]>
Signed-off-by: Michal Marek <[e-mail]>

scripts/coccinelle/iterators/device_node_continue.cocci

···
 // Copyright: (C) 2015 Julia Lawall, Inria. GPLv2.
 // URL: http://coccinelle.lip6.fr/
 // Options: --no-includes --include-headers
+// Requires: 1.0.4
 // Keywords: for_each_child_of_node, etc.
+
+// This uses a conjunction, which requires at least coccinelle >= 1.0.4
 
 virtual patch
 virtual context